security flaw
Published Jan 6, 2006
5.4
MEDIUMCVSS 2.0
EPSS 24.29%
Description
mod_ssl in Apache 2.0 up to 2.0.55, when configured with an SSL vhost with access control and a custom error 400 error page, allows remote attackers to cause a denial of service (application crash) via a non-SSL request to an SSL port, which triggers a NULL pointer dereference.
Affected products
No data.
- 2.0
- 2.0.9
- 2.0.28
- 2.0.28
- 2.0.32
- 2.0.35
- 2.0.36
- 2.0.37
- 2.0.38
- 2.0.39
- 2.0.40
- 2.0.41
- 2.0.42
- 2.0.43
- 2.0.44
- 2.0.45
- 2.0.46
- 2.0.47
- 2.0.48
- 2.0.49
- 2.0.50
- 2.0.51
- 2.0.52
- 2.0.53
- 2.0.54
- 2.0.55
No data.
Red Hat Enterprise Linux 3
httpd-0:2.0.46-56.ent
Fixed · RHSA-2006:0159
Red Hat Enterprise Linux 4
httpd-0:2.0.52-22.ent
Fixed · RHSA-2006:0159
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 3 | httpd-0:2.0.46-56.ent | Fixed | RHSA-2006:0159 |
| Red Hat Enterprise Linux 4 | httpd-0:2.0.52-22.ent | Fixed | RHSA-2006:0159 |
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
No CVSS v3.0 score for this CVE.
AV:N/AC:H/Au:N/C:N/I:N/A:C
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (47 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 24.29% (0.24286) | 97.80th | v5 (v2026.06.15) |
| Jun 15, 2026 | 23.77% (0.23772) | 97.53th | v5 (v2026.06.15) |
| Mar 4, 2026 | 43.46% (0.43464) | 97.44th | v4 (v2025.03.14) |
| Mar 1, 2026 | 28.73% (0.28726) | 96.46th | v4 (v2025.03.14) |
| Feb 4, 2026 | 43.46% (0.43464) | 97.41th | v4 (v2025.03.14) |
| Feb 1, 2026 | 28.73% (0.28726) | 96.44th | v4 (v2025.03.14) |
| Jan 4, 2026 | 43.46% (0.43464) | 97.39th | v4 (v2025.03.14) |
| Jan 1, 2026 | 28.73% (0.28726) | 96.41th | v4 (v2025.03.14) |
| Dec 28, 2025 | 43.46% (0.43464) | 97.38th | v4 (v2025.03.14) |
| Dec 27, 2025 | 41.91% (0.41908) | 97.31th | v4 (v2025.03.14) |
| Dec 10, 2025 | 43.46% (0.43464) | 97.36th | v4 (v2025.03.14) |
| Dec 4, 2025 | 35.05% (0.35055) | 96.85th | v4 (v2025.03.14) |
| Dec 1, 2025 | 23.28% (0.23281) | 95.76th | v4 (v2025.03.14) |
| Nov 4, 2025 | 35.05% (0.35055) | 96.83th | v4 (v2025.03.14) |
| Nov 1, 2025 | 23.28% (0.23281) | 95.74th | v4 (v2025.03.14) |
| Oct 28, 2025 | 35.05% (0.35055) | 96.83th | v4 (v2025.03.14) |
| Oct 27, 2025 | 41.91% (0.41908) | 97.27th | v4 (v2025.03.14) |
| Oct 4, 2025 | 35.05% (0.35055) | 96.90th | v4 (v2025.03.14) |
| Oct 1, 2025 | 23.28% (0.23281) | 95.78th | v4 (v2025.03.14) |
| Sep 7, 2025 | 41.91% (0.41908) | 97.34th | v4 (v2025.03.14) |
| Sep 1, 2025 | 26.60% (0.26603) | 96.18th | v4 (v2025.03.14) |
| Aug 4, 2025 | 41.91% (0.41908) | 97.31th | v4 (v2025.03.14) |
| Aug 1, 2025 | 26.60% (0.26603) | 96.17th | v4 (v2025.03.14) |
| Jul 30, 2025 | 41.91% (0.41908) | 97.30th | v4 (v2025.03.14) |
| Jul 6, 2025 | 37.24% (0.37240) | 96.98th | v4 (v2025.03.14) |
| Jul 1, 2025 | 23.28% (0.23281) | 95.70th | v4 (v2025.03.14) |
| Jun 4, 2025 | 37.24% (0.37240) | 96.96th | v4 (v2025.03.14) |
| Jun 1, 2025 | 23.28% (0.23281) | 95.66th | v4 (v2025.03.14) |
| May 19, 2025 | 37.24% (0.37240) | 96.95th | v4 (v2025.03.14) |
| May 4, 2025 | 31.10% (0.31100) | 96.46th | v4 (v2025.03.14) |
| May 1, 2025 | 23.28% (0.23281) | 95.62th | v4 (v2025.03.14) |
| Apr 19, 2025 | 31.10% (0.31100) | 96.44th | v4 (v2025.03.14) |
| Apr 18, 2025 | 23.28% (0.23281) | 95.57th | v4 (v2025.03.14) |
| Apr 6, 2025 | 31.10% (0.31100) | 96.37th | v4 (v2025.03.14) |
| Apr 5, 2025 | 23.28% (0.23281) | 95.48th | v4 (v2025.03.14) |
| Mar 22, 2025 | 31.10% (0.31100) | 96.39th | v4 (v2025.03.14) |
| Mar 19, 2025 | 26.18% (0.26182) | 95.64th | v4 (v2025.03.14) |
| Mar 18, 2025 | 23.28% (0.23281) | 95.53th | v4 (v2025.03.14) |
| Mar 17, 2025 | 26.18% (0.26182) | 95.86th | v4 (v2025.03.14) |
| Dec 17, 2024 | 91.46% (0.91457) | 99.14th | v3 (v2023.03.01) |
| Nov 27, 2023 | 97.27% (0.97267) | 99.81th | v3 (v2023.03.01) |
| Jul 19, 2023 | 97.42% (0.97421) | 99.89th | v3 (v2023.03.01) |
| Jun 1, 2023 | 97.44% (0.97441) | 99.90th | v3 (v2023.03.01) |
| Mar 7, 2023 | 97.42% (0.97420) | 99.86th | v3 (v2023.03.01) |
| Mar 6, 2023 | 14.86% (0.14862) | 95.90th | v2 (v2022.01.01) |
| Apr 1, 2022 | 14.86% (0.14862) | 95.53th | v2 (v2022.01.01) |
| Feb 4, 2022 | 14.86% (0.14862) | 91.25th | v2 (v2022.01.01) |
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Change history (0)
No recorded changes yet.